单元教材简析本单元围绕“自然奇观”这一专题,精选四篇课文和一篇“语文园地”。作者始终抓住“奇”这条主线,贯穿课文始终,以平实、形象的语言描绘了一幅幅大自然的奇丽景色。《观潮》记叙的是钱塘江潮来前、潮来时、潮过后的景象,描写了大潮由远而近、奔腾西去的全过程,写出了大潮的奇特、雄伟、壮观。《鸟的天堂》是著名作家巴金先生的作品。课文记叙了作者与朋友两 Unit textbook analysis This unit around the “natural wonders ” this topic, featured four texts and a “language garden ”. The author has always grasped “odd ” the main line, throughout the text has always been to plain, the image of the language depicts a wonderful natural scenery. “View Tide” recounts the Qiantang River tide before the tide, the tide after the scene, depicting the tide from far and near, Pentium West to the whole process, wrote the tide of the strange, majestic and spectacular. Bird’s Paradise is the work of the famous writer, Mr. Ba Jin. The text recounts the author and friend two